From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754071Ab1FIPvn (ORCPT ); Thu, 9 Jun 2011 11:51:43 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:55260 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752781Ab1FIPvm (ORCPT ); Thu, 9 Jun 2011 11:51:42 -0400 Date: Thu, 9 Jun 2011 17:51:34 +0200 From: Ingo Molnar To: Linus Torvalds Cc: Peter Zijlstra , Thomas Gleixner , linux-kernel@vger.kernel.org, akpm@linux-foundation.org, efault@gmx.de, Arne Jansen Subject: Re: [PATCH 3/3] printk: Avoid all wakeups from printk Message-ID: <20110609155134.GA1681@elte.hu> References: <20110609130647.937204592@chello.nl> <20110609131307.590149293@chello.nl> <20110609133228.GB21100@elte.hu> <1307626856.3941.80.camel@twins> <20110609135542.GD21100@elte.hu> <1307628393.3941.87.camel@twins> <20110609141959.GF21100@elte.hu> <1307629417.3941.89.camel@twins> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.20 (2009-08-17) X-ELTE-SpamScore: -2.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.0 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.3.1 -2.0 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Linus Torvalds wrote: > On Thu, Jun 9, 2011 at 7:23 AM, Peter Zijlstra wrote: > > Subject: printk: Avoid all wakeups from printk > > From: Peter Zijlstra > > Date: Wed Jun 08 17:29:59 CEST 2011 > > Looks good to me. Is it working? You said that some early version > of this caused problems for Ingo? Yeah, it locked up during lockup in the middle of a printk and i bisected it back to the third (most dangerous) commit - will retry this version if Peter thinks it's materially different. Thanks, Ingo